<template>
  <div id="root">
    <div class="todo-container">
      <div class="todo-wrap">
        <task-header :addTask="addTask"></task-header>
        <task-list :taskArray="taskArray" :updateTaskDone='updateTaskDone' :deleteTaskId='deleteTaskId'></task-list>
       <task-footer :taskArray="taskArray" :checkOrUncheckTask='checkOrUncheckTask' 
       :deleteTaskByDone=" deleteTaskByDone"
       > </task-footer>
      </div>
    </div>
  </div>
</template>

<script>
import TaskHeader from "./components/TaskHeader.vue";
import TaskList from "./components/TaskList.vue";
import TaskFooter from "./components/TaskFooter.vue";
export default {
  name: "App",
  components: {
    TaskHeader,
    TaskList,
    TaskFooter,
  },
  data() {
    return {
        taskArray:[{ id: '1001', taskName: '英语早读1h', done: true },
                { id: '1002', taskName: '早饭', done: false },
                { id: '1003', taskName: '午饭', done: false },
                { id: '1004', taskName: '晚饭', done: false },
                { id: '1005', taskName: '恋爱', done: true },
            ],
    }
  },
   methods: {
        addTask(taskObj){
                this.taskArray.unshift(taskObj);
        },
        updateTaskDone(taskId,flag){
         let taskObj= this.taskArray.find(task =>task.id === taskId);
                taskObj.done=flag;
        },
          checkOrUncheckTask(flag){
        this.taskArray.forEach(task =>task.done = flag);
    },
    deleteTaskByDone(){
       this.taskArray=this.taskArray.filter(task=>!task.done)
    },
    deleteTaskId(taskId){ 
      this.taskArray=this.taskArray.filter(task=>task.id!=taskId)
    }
    }, 
};
</script>

<style>
/*base*/
body {
  background: #fff;
}

.btn {
  display: inline-block;
  padding: 4px 12px;
  margin-bottom: 0;
  font-size: 14px;
  line-height: 20px;
  text-align: center;
  vertical-align: middle;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2),
    0 1px 2px rgba(0, 0, 0, 0.05);
  border-radius: 4px;
}

.btn-danger {
  color: #fff;
  background-color: #da4f49;
  border: 1px solid #bd362f;
}

.btn-danger:hover {
  color: #fff;
  background-color: #bd362f;
}

.btn:focus {
  outline: none;
}

/*app*/
.todo-container {
  width: 600px;
  margin: 0 auto;
}

.todo-container .todo-wrap {
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 5px;
}

/*header*/

/*main*/

/*item*/

/*footer*/

</style>
